Cita APA (7th ed.)

Magpantay, C. Highly active absorbent for SO2 removal prepared from coal ash (Part 2). Philippine Engineering Journal.

Cita Chicago (17th ed.)

Magpantay, C.G. "Highly Active Absorbent for SO2 Removal Prepared from Coal Ash (Part 2)." Philippine Engineering Journal .

Cita MLA (9th ed.)

Magpantay, C.G. "Highly Active Absorbent for SO2 Removal Prepared from Coal Ash (Part 2)." Philippine Engineering Journal, .